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Finding the Fourth Proportional to 301,521.60, 452,282.40 and 144,057.60

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Solution

The fourth proportional to 301,521.60, 452,282.40 and 144,057.60 is: 216,086.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,521.60 : 452,282.40 = 144,057.60 : x
  2. Step 2: Convert to fraction form
    301,521.60/452,282.40 = 144,057.60/x
  3. Step 3: Cross multiply
    301,521.60x = 452,282.40 × 144,057.60
  4. Step 4: Simplify right side
    301,521.60x = 65,154,717,066.24
  5. Step 5: Solve for x
    x = 65,154,717,066.24/301,521.60
  6. Step 6: Final answer
    x = 216,086.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.